[Jessica Jagerson]

Provide three network devices and their main functions.

[Trae Johnson]

Firstly, routers are vital devices that connect different networks and forward data packets from one to another. They use routing tables and protocols to determine the most efficient path to forward data through advanced networks, such as the internet (Andrews, 2022).

Secondly, switches are in the data link layer and they link a greater number of devices in a single local area network (LAN). They receive data packets and channel them to the appropriate device on the network in a selective manner, which makes communication on the LAN more effective and secure (West & Dean, 2021).

Third, firewalls are essential to network security. They screen and manage incoming and outgoing network traffic based on pre-established security policies. Through filtering of traffic, firewalls shield networks from unauthorized access and cyber attacks (Ciampa, 2020).

Understanding the specific roles of these devices helps develop robust and secure network structures. Thank you again for initiating this important debate.

References:
Andrews, J. (2022). Network+ guide to networks (9th ed.). Cengage Learning.
Ciampa, M. (2020). Security+ guide to network security fundamentals (6th ed.). Cengage Learning.
West, J., & Dean, T. (2021). Computer networking: A top-down approach (8th ed.). Pearson.e 1 (1st ed.). Cisco Press.

[Mjulius513]

I agree that routers, switches, and firewalls each have an important role in building a strong and secure network. Your point about routers using routing tables and protocols to find the best path for data was helpful. It shows how routers help keep data moving efficiently between networks, especially over the internet.

I also liked your explanation of switches. They help improve communication within a local area network by sending data only to the correct device. This makes the network faster and safer because it reduces unnecessary traffic.

Your description of firewalls was also great. It is easy to understand how firewalls act as a protective barrier between a network and outside threats. They help block unwanted or harmful data from entering the system.

Overall, your post helped make the functions of these devices clear. Knowing how they work together is important for anyone interested in networking. Do you think one of these devices is more important than the others in a modern network?

[Mjulius513]

There are several important devices used in networking, and each one has its job. One common network device is a router. The router’s main function is to connect different networks, like your home network, to the internet. It sends information between your devices, such as phones, laptops, and gaming consoles, and makes sure the data gets to the right place. Routers also usually include a firewall to help protect your network from outside threats. Another important device is a switch.

A switch is used to connect multiple devices within the same local area network, or LAN. For example, in an office or a school, a switch allows many computers to communicate with each other and share information. It helps direct the data only to the device it is meant for, which improves the speed and performance of the network. The third device is a modem.

A modem is what brings the internet into your home from your Internet Service Provider (ISP). It changes digital signals from your devices into a format that can travel over phone lines, cable, or fiber optic lines, depending on the type of internet you have. These three devices—routers, switches, and modems work together to help people get online and stay connected to the internet and each other.

[Trae Johnson]

This is a great explanation of the router, switch, and modem’s roles in the network. I loved how you shed light on how they interact with each other to get us online since each of them plays a single task, but they’re all important parts of the system.

[Erin Kesterson]

Three different types of Network Devices would be

1. A Hub. A hubs is essential multiport device that coneects multiple Ethernet devices into a single broadcast network. which makes them prone to traffic congestions. There are three types of Hub. Passive, Active, intelligent.

2.The Bridge is different then the Hub because the Hub connects multiple devices where the Brigde connects two or more network and filters the traffic between them the role is to isolate local segment traffic adn reduce traffic congestion for better network performanve.

3. The Router its main job is to direct traffic to thier destinations and chart the path through interconnected network devices that store information about their coneectd networks

[Mjulius513]

Your explanation of bridges was clear and helpful. It is good to know they manage traffic between networks and reduce congestion, improving performance compared to hubs that do not filter data. I also liked your strong explanation of routers, which send data between networks like traffic controllers for the internet. Which of these devices do you think is used most today?

[Trae Johnson]

Excellent work detailing the difference between a hub, bridge, and router. I appreciate the way you organized it into tidy sections and demonstrated how each device handles network traffic differently. Mentioning traffic congestion and how bridges reduce it was a great touch, certainly important to network performance.

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